How many males were surveyed?
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A: It is given that, sample size, n=32 Mean =40
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- The results of a survey of 150 students about the type of movie they prefer are shown in the two-way frequency table. Complete the table. How many boys were surveyed? Preferred Movie Type Gender Comedy Drama Science Fiction Total Girl 23 35 14 72 Boy 31 13 34 78 Total 54 48 48 150 boys were surveyed.Use the following information for the question. A group of home gardeners want to test whether the type of soil used to grow heirloom tomatoes has an effect on the number of tomatoes harvested. Gardeners randomly assigned tomato plants to be grown in soil with no fertilizer, commercial plant food, and homemade compost. All other growing conditions were kept the same. Forty plants were assigned to each group. At the end of the growing season the number of tomatoes harvested was counted. Assume that all other conditions for the ANOVA test have been met. One-way ANOVA F=0.762135 P=0.5202354 Factor df-2 SS=710.349206 MS=355.174603 Using the test results provided, test the hypothesis that soil treatment affects the number of tomatoes harvested. Use a significance level of 5%. Choose the correct decision regarding the null hypothesis and correct conclusion. O Reject Ho. We can conclude that the treatment of the soil affects the number of heirloom tomatoes harvested. O Reject Ho- We can…Research Study: The following data collected lists the typing speed as measured by a standard typing test for 5 college students, along with the number of pages they had to type for their project.Instructions: Use the data collected to compute the values listed in Table#1. Use .05 significance. Research Data Collected: Student Number of pages typed Typing speed Chris 37 70 Mary 6 54 Paul 12 25 Juan 34 42 Marcelo 16 35 Table #1 1. SP 2. r2 3. ∑x 4. ∑y 5. SSx 6. SSy 7. a 8. b 9. F ratio 10. F critical (value from F table)
- What is the composite scoresPlease answer questions D and E for meUse the following information for the question. A group of home gardeners want to test whether the type of soil used to grow heirloom tomatoes has an effect on the number of tomatoes harvested. Gardeners randomly assigned tomato plants to be grown in soil with no fertilizer, commercial plant food, and homemade compost. All other growing conditions were kept the same. Forty plants were assigned to each group. At the end of the growing season the number of tomatoes harvested was counted. Assume that all other conditions for the ANOVA test have been met.State the null and alternative hypothesis.
- A campus survey asked 750 university students which meal (breakfast, lunch, dinner) they ordered the most often from the school cafeteria. A.) What is the variable? - is it Meal? B.) What kind of variable is it? - is it ordinal? C.) What is the population of this study? Is it descriptive statistics?Consider the following 10 exam scores: 28, 57, 58, 64, 69, 74, 79, 80, 83, and 85 what is the mode?Estimate u from the following incomplete data : X= 1 3 4 5 기? 13 21 37
