Question

Salma operates a ramen restaurant. Historically, half of customers order pork ramen, and the other half of customers are split evenly between chicken and vegetarian ramen. Salma modified the chicken and vegetarian recipes, and she wonders if customers' ordering habits will change. Here are results from a sample of 323232 orders after launching the new recipes along with a chi-square goodness-of-fit test:

Type of ramen Pork Chicken Vegetarian
Historical distribution 50% 25% 25%
Observed 15 4 13
Expected 16 8 8
Components 0.06 2 3.13
x^2 = 5.19, gl = 2
Valor p=0.075

What type of ramen contributed the most to the test statistic?

a. Pork ramen
b. Chicken remen
c. Vegetarian ramen

Answer 1

The type of ramen that contributed the most to the test statistic is C. Vegetarian ramen.

What is test statistic?

It should be noted that test statistic simply means a method in statistics that's is used to decide whether a data supports a hypothesis.

In this case, the type of ramen that contributed the most to the test statistic is the vegetarian ramen based on the percentage allocated. There's also sufficient evidence to conclude that rte proportion changed.

Learn more about test statistic on:

https://brainly.com/question/4621112

Answer 2

Answer: Vegetarian ramen

Step-by-step explanation: