Randomly selected birth records were obtained, and categorized as listed in the table to the right. Use a 0.01 significance level to test the reasonable claim that births occur with equal frequency on the different days of the week. How might the apparent lower frequencies on Saturday and Sunday be explained? Day Number of Births Determine the null and alternative hypotheses. Ho H₂: Calculate the test statistic, 2. x² = (Round to three decimal places as needed.) Calculate the P-value. P-value = What is the conclusion for this hypothesis test? (Round to four decimal places as needed.) Sun 44 ▼ Mon 55 Tues 55 Wed 60 OA. Fail to reject Ho. There is insufficient evidence to warrant rejection of the claim that births occur with equal frequency on the different days of the week. OB. Reject Ho. There is sufficient evidence to warrant rejection of the claim that births occur with equal frequency on the different days of the week. OC. Fail to reject Ho. There is sufficient evidence to warrant rejection of the claim that births occur with equal frequency on the different days of the week. OD. Reject Ho. There is insufficient evidence to warrant rejection the claim that births occur with equal frequency on the different days of the week. How might the apparent lower frequencies on Saturday and Sunday be explained? OA. Induced or Caesarean-section births are scheduled on weekends whenever possible. OB. Induced or Caesarean-section births are scheduled during the week whenever possible. Thurs 56 63 Sat 49 D
Randomly selected birth records were obtained, and categorized as listed in the table to the right. Use a 0.01 significance level to test the reasonable claim that births occur with equal frequency on the different days of the week. How might the apparent lower frequencies on Saturday and Sunday be explained? Day Number of Births Determine the null and alternative hypotheses. Ho H₂: Calculate the test statistic, 2. x² = (Round to three decimal places as needed.) Calculate the P-value. P-value = What is the conclusion for this hypothesis test? (Round to four decimal places as needed.) Sun 44 ▼ Mon 55 Tues 55 Wed 60 OA. Fail to reject Ho. There is insufficient evidence to warrant rejection of the claim that births occur with equal frequency on the different days of the week. OB. Reject Ho. There is sufficient evidence to warrant rejection of the claim that births occur with equal frequency on the different days of the week. OC. Fail to reject Ho. There is sufficient evidence to warrant rejection of the claim that births occur with equal frequency on the different days of the week. OD. Reject Ho. There is insufficient evidence to warrant rejection the claim that births occur with equal frequency on the different days of the week. How might the apparent lower frequencies on Saturday and Sunday be explained? OA. Induced or Caesarean-section births are scheduled on weekends whenever possible. OB. Induced or Caesarean-section births are scheduled during the week whenever possible. Thurs 56 63 Sat 49 D
Glencoe Algebra 1, Student Edition, 9780079039897, 0079039898, 2018
18th Edition
ISBN:9780079039897
Author:Carter
Publisher:Carter
Chapter4: Equations Of Linear Functions
Section: Chapter Questions
Problem 8SGR
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Transcribed Image Text:Randomly selected birth records were obtained, and categorized as listed in the table to the right. Use a 0.01 significance level to test the reasonable claim that births occur with equal frequency on the different days of the week. How might the apparent lower frequencies on
Saturday and Sunday be explained?
Day
Number of Births
Determine the null and alternative hypotheses.
Ho:
H₁₂:
Calculate the test statistic, ².
x² = (Round to three decimal places as needed.)
Calculate the P-value.
(Round to four decimal places as needed.)
P-value =
What is the conclusion for this hypothesis test?
Sun
44
Mon
55
Tues
55
O A. Induced or Caesarean-section births are scheduled on weekends whenever possible.
O B. Induced or Caesarean-section births are scheduled during the week whenever possible.
C
Wed
60
O A. Fail to reject Ho. There is insufficient evidence to warrant rejection of the claim that births occur with equal frequency on the different days of the week.
O B. Reject Ho. There is sufficient evidence to warrant rejection of the claim that births occur with equal frequency on the different days of the week.
O C.
Fail to reject Ho. There is sufficient evidence to warrant rejection of the claim that births occur with equal frequency on the different days of the week.
O D. Reject Ho. There is insufficient evidence to warrant rejection of the claim that births occur with equal frequency on the different days of the week.
How might the apparent lower frequencies on Saturday and Sunday be explained?
Thurs
56
Fri
63
Sat
49
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