The test statistic F rejects HO if To test a new laundry detergent, pieces of white cloth were coated with the same amount of a grease. After hot or cold water. combined with short or long wash times, cleanness was measured. What are the factors? As the test statistic increases, pvalue decreases As the spread within 1. Water temperature and washing samples decreases and time the spread between sample means increases 2. milk, dark, and semi-sweet As the spread within 3. 1-way ANOVA samples increases and the spread between sample means decreases 4. 2-way ANOVA Pieces of white cloth were 5. the test statistic increases coated with the same amount of a grease. 6. the test statistic decreases Washed with hot or cold water, and with short or long wash times. 7. True cleanness was measured. What type of analysis is B. test statistic > critical value required? 9. The means are not all equal Rejecting HO means 10. False Mrs. Fields food lab evaluated chocolate chips 11. Chi Square test for chocolate chip cookies. They baked cookies with different kinds of chips (milk, dark. and semi-sweet chocolate). Trained testers ranked the cookies on a 5- point Likert scale. What are the levels of the factor? An Internet site randomly sent customers to one of three versions of its site and recorded how long each user stayed on a version. What kind of analysis is required