ural area is 8290 dollars. You believe this value is is too low, so you sample 15 rural families and find the ollowing costs (in dollars) of raising a child from birth to age 2. he U.S. 286, 8411, 8264, 8418, 8247, 8425, 8319, 8240, 8375, 8461, 8235, 8477, 8313, 8339, 8256 Conduct a hypothesis test based on this sample data, with a = 5%. Answer the question, is the mean cost of aising a child greater than 8290 dollars? a) State the hypotheses: Ho: The population mean cost in dollars of raising a child from birth to age 2 is equal to 8290 o dollars. Symbols: O 4 - 00- u0 0 , - O 8290 H: The population mean cost in dollars of raising a child from birth to age 2 is more than O 8290 o dollars. Symbols: O ,-0 Hp, -PO HzO H0 µ0 H1 - H2 V o 8290 (b) The correct symbol for the mean of the sampling distribution is: O - I2 Ox OPi - P2 P. Op Or (c) The value for the mean of the sampling distribution is: 8.337.7 (d) Choose the correct distribution: T-Distribution O Chi-Square Distribution O Normal Distribution of
ural area is 8290 dollars. You believe this value is is too low, so you sample 15 rural families and find the ollowing costs (in dollars) of raising a child from birth to age 2. he U.S. 286, 8411, 8264, 8418, 8247, 8425, 8319, 8240, 8375, 8461, 8235, 8477, 8313, 8339, 8256 Conduct a hypothesis test based on this sample data, with a = 5%. Answer the question, is the mean cost of aising a child greater than 8290 dollars? a) State the hypotheses: Ho: The population mean cost in dollars of raising a child from birth to age 2 is equal to 8290 o dollars. Symbols: O 4 - 00- u0 0 , - O 8290 H: The population mean cost in dollars of raising a child from birth to age 2 is more than O 8290 o dollars. Symbols: O ,-0 Hp, -PO HzO H0 µ0 H1 - H2 V o 8290 (b) The correct symbol for the mean of the sampling distribution is: O - I2 Ox OPi - P2 P. Op Or (c) The value for the mean of the sampling distribution is: 8.337.7 (d) Choose the correct distribution: T-Distribution O Chi-Square Distribution O Normal Distribution of
Holt Mcdougal Larson Pre-algebra: Student Edition 2012
1st Edition
ISBN:9780547587776
Author:HOLT MCDOUGAL
Publisher:HOLT MCDOUGAL
Chapter11: Data Analysis And Probability
Section11.4: Collecting Data
Problem 6E
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