Determining hypothesis test-variance

Reference no: EM13111379

Use a 0.05 significance level to test the claim that the heights of female supermodels vary less than the heights of women in general. The standard deviation of heights of the population of women is 2.5 in. Listed below are the heights (in inches) of randomly selected supermodels (Taylor, Harlow, Mulder, Goff, Evangelista, Auermann, Schiffer, MacPherson, Turlington, Hall, Crawford, Campbell, Herzigova, Seymour, Banks, Moss, Mazza, Hume).

71 71 70 69 69.5 70.5 71 72 70

70 69 69.5 69 70 70 66.5 70 71

Reference no: EM13111379

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