A pet food manufacturer runs an experiment to determine whether three brands of dog food ae equally preferred by dogs. in the experiment, 150 dogs are individually presented with three dishes of food, each containing a different brand, and their choices are noted. tabulations show that 62 dogs go to brand a, 43 to brand b, and 45 to brand

c. is there sufficient evidence to say that dogs have preferences among the brands? test at the 10% significance level.

Two trends that i’ve noticed are the following: lifestyle trend of many people seeking fitnessgenerates a business opportunity of opening a gym. another trend is entertainment; popmusic is very popular which generates a business opportunity for record producers lookingto produce music that will sell

$527.7.if the following was the question  $527.7 is the answer.students who are trying to raise funds have an agreement with a local pizza chain. the chain has agreed to sell them pizzas at a discount, which the students can then resell to families in the local community for a profit. it is expected that of the 500 families in the community, at most 70% will buy pizza. based on a survey of their personal preferences, the students believe that they should order no more than 120 cheese pizzas, no more than 150 pepperoni pizzas, and no more than 100 vegetarian pizzas. they also want to make sure that at least 20% of the total pizzas are cheese and at least 50% of the pizzas are pepperoni. they make a profit of $1.45, $1.75, and $1.98, respectively, for each cheese, pepperoni, and vegetarian pizza they resell. how many pizzas of each type should they buy?

Any