## Question

###### QUESTIONpoints Save AnswerUse tha givan sample data to construct the indicated confidance intarval for the population mean_sociologist deveions Iostto Measure attitudes about public transportation, and randomly selected subiects are given the test; Their mean score 76,2 and their standaro deviation is $ = 21,4. Construct tha 90% confidence interva for the mean score= all such subjects, essumethe population normally distributed_ (69.2, 83.2) 88.8) (68.2, 84.3) (64.5, 87.91 90.6)QUESTIONpoints Sav

QUESTION points Save Answer Use tha givan sample data to construct the indicated confidance intarval for the population mean_ sociologist deveions Iostto Measure attitudes about public transportation, and randomly selected subiects are given the test; Their mean score 76,2 and their standaro deviation is $ = 21,4. Construct tha 90% confidence interva for the mean score= all such subjects, essumethe population normally distributed_ (69.2, 83.2) 88.8) (68.2, 84.3) (64.5, 87.91 90.6) QUESTION points Save Answer Solve the problem: Find Ihe critical value sample with n = 18 and V &UO 1h>Mo 0.01 for 898 898

## Answers

#### Similar Solved Questions

5 answers

##### Write balanced net ionic equation for the reaction of AgNOalaq) with KBrlaqlAgNO_laq) KBrlaq)AgBr(aql) KNO3(s)Agt(aq) NOz (aq) Kt(aq) Br (aq)Ag (aq) Br (aq) KNO3(s)AnsweredAg (aq) NOz (aq) + Ktlaq) Br (aq)AgBr(s) Kt(aq) NOz (aqlrrect AnswerAgt(aq) Br (aq)AgBr(s)There no reactionQuestion 91 / 1 ptsThe solubility of Pb(NO3lz is 55 grams per 100 g HzO at 20 %C Which term would properly describe solution where 44 grams of Pb(NO3lz is added to 100 grams of water at this temperature?insolubleCorrectlu

Write balanced net ionic equation for the reaction of AgNOalaq) with KBrlaql AgNO_laq) KBrlaq) AgBr(aql) KNO3(s) Agt(aq) NOz (aq) Kt(aq) Br (aq) Ag (aq) Br (aq) KNO3(s) Answered Ag (aq) NOz (aq) + Ktlaq) Br (aq) AgBr(s) Kt(aq) NOz (aql rrect Answer Agt(aq) Br (aq) AgBr(s) There no reaction Question ...

5 answers

##### Claim: The mean pulse rate (in beats per minute) of adult males is equal to 68.9 bpm: For random sample of 169 adult males, the mean pulse rate is 68_ bpm and the standard deviation is 11. bpm: Complete parts (a] and (b below:Express the original claim in symbolic form.bpm (Type an integer or decimal: Do not round:)Identify the null and alternative hypotheses_Ho: bpm Hj: bpm (Type integers or decimals: Do not round:)

Claim: The mean pulse rate (in beats per minute) of adult males is equal to 68.9 bpm: For random sample of 169 adult males, the mean pulse rate is 68_ bpm and the standard deviation is 11. bpm: Complete parts (a] and (b below: Express the original claim in symbolic form. bpm (Type an integer or deci...

5 answers

##### 3 homework point(s)Arrhenius EquationA(g) + B(g)C(g)The rate law for the above reaction is:-d[AJldt = k[AJ[B] The rate constant is 1.89*10-3 mol-1 s 1 at 304.0*C and 2.37 mol-1 s 1 at 497.0*C. Use the Arrhenius equation k = Ae-Ea/RTto:Calculate Ea for this reaction. 46610.3 Jmol ptsSubmit AnswerIncorrect_ Tries 3/8 Previous TriesCalculate the rate constant k at 380.0*C for this reaction.ptsSubmit Answer Tries 0/8Calculate the pre-exponential factor A for this reaction.ptsSubmit Answer Tries 0/8

3 homework point(s) Arrhenius Equation A(g) + B(g) C(g) The rate law for the above reaction is: -d[AJldt = k[AJ[B] The rate constant is 1.89*10-3 mol-1 s 1 at 304.0*C and 2.37 mol-1 s 1 at 497.0*C. Use the Arrhenius equation k = Ae-Ea/RT to: Calculate Ea for this reaction. 46610.3 Jmol pts Submit An...

5 answers

##### 2) Determine the ocations of singularities, including those at infinity, Iso state the order of poles forez-i +

2) Determine the ocations of singularities, including those at infinity, Iso state the order of poles for ez-i +...

5 answers

##### EnulateCo Ihcc HBr 2 L GVc tnc specics Tnmt ofthe molccur alentActivitydo?locator uong acId Moleculnr MAm Retry Entre Group compound onment-ta AcldMAnI 1 e8takeAss gnmentSess ionLocator 1 ignment-1

enulateCo Ihcc HBr 2 L GVc tnc specics Tnmt ofthe molccur alentActivitydo?locator uong acId Moleculnr MAm Retry Entre Group compound onment-ta AcldMAnI 1 e8takeAss gnmentSess ionLocator 1 ignment- 1...

5 answers

##### A typical human cell is approximately 11.0O um in diameter and enclosed by membrane that is 6.000 nm thick: What is the volume of the cell including the membrane? To simplify the calculations, model the cell as sphere_total volume:992 x1OIncorrectWhat is the volume of the cell membrane?-12 2.3 xlOmembrane volume:IncorrectWhat percent of the total volume does its membrane occupy?membrane percentage: 0.329um}uni

A typical human cell is approximately 11.0O um in diameter and enclosed by membrane that is 6.000 nm thick: What is the volume of the cell including the membrane? To simplify the calculations, model the cell as sphere_ total volume: 992 x1O Incorrect What is the volume of the cell membrane? -12 2.3 ...

5 answers

##### Which equation below is correctly balanced?C3H8 + 6 02 a 3 C02 2 Li + Hz0 a 2 LiOH4 HzoHzNHa2 HCI a NHACI4 NH33 02 a 2 Nz " t 6 Hz0

Which equation below is correctly balanced? C3H8 + 6 02 a 3 C02 2 Li + Hz0 a 2 LiOH 4 Hzo Hz NHa 2 HCI a NHACI 4 NH3 3 02 a 2 Nz " t 6 Hz0...

5 answers

##### Use the data Ihe fallowing table , which lists drive-thru arer accuracy at popular fast food chains. Assume that orders are randomly selected from thosc[ includedtable Drive-thru RestaurantOrder Accurate Order Not Accurate332270242140If two orders are selected, find the probability that they are both accurate Complete parts (a) ano (pllne OwAssume that the selections are made With replacement Are the events independent?The probability The events independent, (Do not round until the final answer

Use the data Ihe fallowing table , which lists drive-thru arer accuracy at popular fast food chains. Assume that orders are randomly selected from thosc[ included table Drive-thru Restaurant Order Accurate Order Not Accurate 332 270 242 140 If two orders are selected, find the probability that they...

5 answers

##### ~2 Let A = and find all solutions to thc homogencous cquation Show all your work -6 and you may display your answer in paramctric or span form:

~2 Let A = and find all solutions to thc homogencous cquation Show all your work -6 and you may display your answer in paramctric or span form:...

1 answers

##### Use $x$ as the variable. Find all solutions from the set $\{2,4,6,8,10\} .$ The sum of six-fifths of a number and 2 is 14

Use $x$ as the variable. Find all solutions from the set $\{2,4,6,8,10\} .$ The sum of six-fifths of a number and 2 is 14...

5 answers

##### EXPERIMENT 2 QUALITATIVE CATION ANALYSISPRE-LABORATORY QUESTIONSThe following preparatory questions should be answcred before coming lab: They are ilended mtroduce You t0 scveral idcas that arc MpOrtant t0 aspeets 0 tlic experiment. must (urn in your work to your instructor before you will be allowed to begin the experiment.Complete the following solubility table. (Simply cnter $ for soluble or for insoluble In ech eell)NO"SO 'COy

EXPERIMENT 2 QUALITATIVE CATION ANALYSIS PRE-LABORATORY QUESTIONS The following preparatory questions should be answcred before coming lab: They are ilended mtroduce You t0 scveral idcas that arc MpOrtant t0 aspeets 0 tlic experiment. must (urn in your work to your instructor before you will be allo...

5 answers

##### USi6 Now weck you will be finding the K valuc for an acetic acid solution. (Unknown #4) The concentration of this solution is 0.0636 M: You will nccd to choosc onc of the two techniques determine the K,as well as create your own procedure to follow for thc analysis. You will be graded on how close your experimental value is for the pK; to thc accepted value. the space provided on the next page) , discuss which technique you will use to determine the K, for acetic acid and your reasons for doing

USi6 Now weck you will be finding the K valuc for an acetic acid solution. (Unknown #4) The concentration of this solution is 0.0636 M: You will nccd to choosc onc of the two techniques determine the K,as well as create your own procedure to follow for thc analysis. You will be graded on how close y...

5 answers

##### ETemmaonintanFnech GulceaBAeubntlReatluntt

eTemmaonintan Fnech Gulcea BAe ubntl Reatluntt...

5 answers

##### 41. Which is the tert-butoxy fragment? a.(CH;)CHO- b. (CH3)CCHzO- (CH;CHz)CO- d. (CH;) COCHz- none of thesc42. How many alkynes have the formula CsHs? b. 2 c.3 d. 4 e.543. How many alcohols have the formula C HsO? b. 2 c.3 d. 444.How many ketones have the formula CsH6O? b.2 c.3 d.4

41. Which is the tert-butoxy fragment? a.(CH;)CHO- b. (CH3)CCHzO- (CH;CHz)CO- d. (CH;) COCHz- none of thesc 42. How many alkynes have the formula CsHs? b. 2 c.3 d. 4 e.5 43. How many alcohols have the formula C HsO? b. 2 c.3 d. 4 44.How many ketones have the formula CsH6O? b.2 c.3 d.4...

5 answers

##### (10 points) A new flu vaccine was developed to protect elderly people against viral infection during the winter season. In 120 patients of thepatients who were vaccinated. Of the 70 patients, 56 of the patients had no flu symptoms. 50 of the patients who were not vaccinated; 28 patients have no flu symptoms_a) Determine the confidence interval (CI) at 95% (2*=1.96) level for the probability that a patient had no flu symptoms when new vaccine is used during the winter season. What is the sample

(10 points) A new flu vaccine was developed to protect elderly people against viral infection during the winter season. In 120 patients of thepatients who were vaccinated. Of the 70 patients, 56 of the patients had no flu symptoms. 50 of the patients who were not vaccinated; 28 patients have no fl...

5 answers

##### Point) Let K Zz, the field of integers modulo 7. (You can read about fields in Chapter 1.8 of the textbook). Consider the vector space Pz of polynomials of degree at most 2 with coefficients in K.Are the polynomials 2x? + 6x + 6, 6x2 + 2x + 1,and 2x2 + 2x linearly independent over Zz? Choosethey are linearly dependent; enter a non-trivial solution to the equation below: If they are linearly independent; enter any solution to the equation below:(2x? + 6x + 6)+(6x2 + 2x + 1)+(2x? + 2x) = 0.

point) Let K Zz, the field of integers modulo 7. (You can read about fields in Chapter 1.8 of the textbook). Consider the vector space Pz of polynomials of degree at most 2 with coefficients in K. Are the polynomials 2x? + 6x + 6, 6x2 + 2x + 1,and 2x2 + 2x linearly independent over Zz? Choose they a...

5 answers

##### The sagittal suture Joins the53Multiple Cholce010077Ieft and right temporal boncs:paniclaoccipital DomesUrmpord and occlpitol bonerItoni and parledal bolniIcn arid rlgnt paricta bonds

The sagittal suture Joins the 53 Multiple Cholce 010077 Ieft and right temporal boncs: panicla occipital Domes Urmpord and occlpitol boner Itoni and parledal bolni Icn arid rlgnt paricta bonds...

5 answers

##### Let fx) = x + 2ad g(x) = 5x2 + x + 1.(a) Find (f 0 g)(x)(b) Find (g f(x).Submit Answer

Let fx) = x + 2ad g(x) = 5x2 + x + 1. (a) Find (f 0 g)(x) (b) Find (g f(x). Submit Answer...