“PROBLEM 2. Conduct a one-tailed hypothesis test given the information below.A test was conducted to determine whether gender of a display model affected the likelihood that consumers would prefer a new product. A survey of consumers at a trade show which used a female spokesperson determined that 120 of 300 customers preferred the product while 92 of 280 customers preferred the product when it was shown by a female spokesperson.At the 0.05 level of significance, do the samples provide sufficient evidence to indicate that on the average, fewer consumers prefer a new product when the spokesperson is male? ”
HypothesisZ Test for Differences in Two ProportionsDataHypothesized DifferenceLevel of SignificanceGroup 1Number of SuccessesSample SizeGroup 2Number of SuccessesSample Size 00.05120…
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