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4. In 2013, 17% of all adults in the United States give up something for Lent. Baved on Twitter
volame, 1be ue? five things people are giving up for Lent in 2014 include (1) chocolate, (2)
twither, (3) chool, (4) akchbil, and (5) swearing. In 2014, a random sample of 400 people was
taken and each person is aaked if he or she wal be giving up anything for Lent. Fifty-one people
said they would observe Lent. (a) Suppose we wish to determine if fewer people observed Lent
in 2014 than 2013.. State the hypotheses fos HA:P=.17S1/400=.1275 this test. (b) Calculate the
test statistic. (c) Calculate the p-value. (d) Interpret the p-value (e) State the conclusion. (f) Based
on your decision, would a 95% confidence interval contain 0.17 ? Why or why not? 2

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4. In 2013, 17 of all adults in the United States give up something.pdf

  • 1. 4. In 2013, 17% of all adults in the United States give up something for Lent. Baved on Twitter volame, 1be ue? five things people are giving up for Lent in 2014 include (1) chocolate, (2) twither, (3) chool, (4) akchbil, and (5) swearing. In 2014, a random sample of 400 people was taken and each person is aaked if he or she wal be giving up anything for Lent. Fifty-one people said they would observe Lent. (a) Suppose we wish to determine if fewer people observed Lent in 2014 than 2013.. State the hypotheses fos HA:P=.17S1/400=.1275 this test. (b) Calculate the test statistic. (c) Calculate the p-value. (d) Interpret the p-value (e) State the conclusion. (f) Based on your decision, would a 95% confidence interval contain 0.17 ? Why or why not? 2