## Question

###### For the following data construct a frequency distribution; showing lower and upper class limits, frequency, cumulative frequency; relative frequency; cumulative relative frequency and midpoints. Use 6 intervals_ 10,13,14, 15,16, 19, 22 , 23,25, 28, 29, 33, 37, 39, 42, 47 , 48, 54, 55, 59, 62 , 69, 75, 78, 81 .2. Astudy was done on a new pain medication in which a sample 35 arthritis patients were given a new drug and another sample of 35 arthritis patients were given a placebo. They were then as

For the following data construct a frequency distribution; showing lower and upper class limits, frequency, cumulative frequency; relative frequency; cumulative relative frequency and midpoints. Use 6 intervals_ 10,13,14, 15,16, 19, 22 , 23,25, 28, 29, 33, 37, 39, 42, 47 , 48, 54, 55, 59, 62 , 69, 75, 78, 81 . 2. Astudy was done on a new pain medication in which a sample 35 arthritis patients were given a new drug and another sample of 35 arthritis patients were given a placebo. They were then asked to rate their amount of pain an hour after taking their pills. Is this an experimental or an observational study:

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