According to an automotive report, 4.4% of all cars sold in California in 2017 were hybrid cars.

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According to an automotive report, 4.4% of all cars sold in California in 2017 were hybrid cars. Suppose in a random sample of 500 recently sold cars in California, 16 were hybrids. Complete parts (a) and (b) below. LOADING... Click the icon to view a graphical technology output for this situation. Question content area bottom Part 1 a. Write the null and alternative hypotheses to test that hybrid car sales in California have declined. Upper H 0: p equals 0.044 Upper H Subscript a: p less than 0.044 (Type integers or decimals. Do not round.) Part 2 b. Report the value of the test statistic (z) from the figure. zequals enter your response here

Posted Date: May 19, 2024 09:03 AM

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According to an automotive report, 4.4% of all cars sold in California in 2017 were hybrid cars.

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