B) find sample mean C) find sample standard deviation D) accept or fail to rejec
ID: 3128357 • Letter: B
Question
B) find sample mean C) find sample standard deviation D) accept or fail to reject null hypothesis E) find p-value https://www.mathd.com/Student/PlayerHomework.aspx?homeworkid-35228961 1 &questionId-1; Homework: Homework# 3-Chapter 9 Score: 0 ot 1 pt 9.3.14-T 6 of 8 (5 complete) Consider the following hypotheses and sample data, and then complete parts a and b below using , 05. H H>17 19 21 10 18 23 19 12 a) What conclusion should be drawn? Determine the critical valuels). The critical value(s) is(are) Round to three decimal places as 21 17 15 as need Use a comma to separate answers as needed) Enter your answer in the answer box and then click Check Answer remaining Clear AllExplanation / Answer
mean = 19 + 21 + 18 + 10 + 23 + 19 +12 + 21 + 17 +15 / 10 = 175 / 10 = 17.5
standard deviation = 3.90
t = 0.5/ 1.3 = 0.3846 = 0.38
reject null hypothesis
p = 0.7128
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