February 2018 daily page views for the Boston Archives website are available (“digitalrecords-pageviews-2018-02”).
a) Find the mean and standard deviation of daily pageviews for February from the data set.
b) Assuming the pageviews are accurate, the values found in 10.28a are μ and σ for February 2018 daily pageviews. Use a computer to take a random sample of 15 daily pageviews from the data set. Then, conduct a hypothesis test to see if the mean daily pageviews for February 2018 was 160 at α = 0.1 (use σ found in 10.28a).
c) How did the results from the hypothesis tests compare with what was found in 10.28a? Explain.

digitalrecords-pageviews-2018-02

 

Day Index	Pageviews
2/1/2018	214
2/2/2018	121
2/3/2018	89
2/4/2018	41
2/5/2018	49
2/6/2018	435
2/7/2018	185
2/8/2018	256
2/9/2018	112
2/10/2018	73
2/11/2018	101
2/12/2018	220
2/13/2018	167
2/14/2018	139
2/15/2018	95
2/16/2018	187
2/17/2018	215
2/18/2018	134
2/19/2018	74
2/20/2018	100
2/21/2018	187
2/22/2018	72
2/23/2018	134
2/24/2018	150
2/25/2018	173
2/26/2018	307
2/27/2018	210
2/28/2018	310