INSTRUCTION: USING CHI SQUARE TEST AND DECIDE WHETHER TO REJECT OR ACCEPT THE NULL HYPOTHESIS. CHI SQUARE TEST

An ice cream supplier claims that among the four most popular flavors, customers have these preference rates: 60% prefer vanilla, 20% prefer chocolate,11% prefer ube, and 9% prefer buko. A random sample of 145 customers produces these results:

Flavor : Vanilla Chocolate Ube Buko

Number of who prefer 100 25 10 10

Test claim that the percentages given by the supplier are correct. Use a=.05.

ANSWER FORMAT:

x = ?

with solution Critical value = ?

Decision = ?

Math In The Modern World