Annual Child Care Costs Annual child care costs for infants are considerably higher than for older children. At a= 0.025, can you conclude a difference in mean infant day care costs for different regions of the United States? (Annual costs per infant are given in dollars.) Use the P-value method and a graphing calculator.

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Author:Amos Gilat
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Annual Child Care Costs Annual child care costs for infants are considerably higher than for older children. At a=0.025, can you conclude a difference in
mean infant day care costs for different regions of the United States? (Annual costs per infant are given in dollars.) Use the P-value method and a graphing
calculator.
New England Midwest
12,755
10,520
13,676
7129
11,372
9927
8107
8216.
18,773
11.353
Send data to Excel
Assume that all variables are normally distributed, that the samples are independent, that the population variances are equal, and that the samples are simple
random samples, one from each of the populations.
Part 1 of 4
(a) State the hypotheses and identify the claim.
Ho H1 H₂ H3 Not claim
H₁: At least one mean is different from the others. Claim
Part: 1/4
Southwest
7647
9012
11,580
6899
Part 2 of 4
(b) Find the P-value. Round the answer to at least four decimal places.
P-value=
Transcribed Image Text:Annual Child Care Costs Annual child care costs for infants are considerably higher than for older children. At a=0.025, can you conclude a difference in mean infant day care costs for different regions of the United States? (Annual costs per infant are given in dollars.) Use the P-value method and a graphing calculator. New England Midwest 12,755 10,520 13,676 7129 11,372 9927 8107 8216. 18,773 11.353 Send data to Excel Assume that all variables are normally distributed, that the samples are independent, that the population variances are equal, and that the samples are simple random samples, one from each of the populations. Part 1 of 4 (a) State the hypotheses and identify the claim. Ho H1 H₂ H3 Not claim H₁: At least one mean is different from the others. Claim Part: 1/4 Southwest 7647 9012 11,580 6899 Part 2 of 4 (b) Find the P-value. Round the answer to at least four decimal places. P-value=
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