9 DETAILS MY NOTES ASK YOUR TEACHER In order to sell Items, you need potential consumers to look at your product. One place that people can look Is on your website. In a marketing study, data were collected on the length of time people spent on a website compared to whether a purchase was made for the organic groceries. Are the variables Independent? No Purchase Purchase Total 0-10 Minutes 2,000 1,000 3,000 10-20 Minutes 2,500 2,500 5,000 20+ Minutes 500 4,000 4,500 Total 5,000 7,500 12,500 In USE SALT (a) What Is the expected value for the purchases made when people spent 0-10 minutes on the website? (b) Calculate the x2test statistic. (Round your answer to two decimal places.) (c) Find the P-value. Based on a significance level of 5%, the correct conclusion is which of the following? (Use a table or SALT.) O There Is Insufficient evidence to reject Ho and conclude that length of time people spent on a website compared to whether a purchase was made are not Independent. There Is Insufficient evidence to reject Ho and conclude that length of time people spent on a website compared to whether a purchase was made are Independent. There Is sufficient evidence to reject Ho and conclude that length of time people spent on a website compared to whether a purchase was made are not Independent. O There Is sufficient evidence to reject Ho and conclude that length of time people spent on a website compared to whether a purchase was made are Independent