8. Using the data given below, determine the number of respondents / participants. Slovin's Formula = _N 1+Ne²
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- Answer question 88Research 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 Chris Mary Paul Juan Marcelo Table #1 1. SP 2. 2 3. ΣΧ 4. 5. 6. 7. ΣΥ 9. SSX SSY a 8. b F ratio Number of pages typed 37 36 42 24 16 Typing speed 73 44 56 72 50 10. F critical (value from F table)To compare the effects of four different chemicals in producing water restance in textiles, a strip of material randomply selected from a bolf of chemical was cut ito four pieces were randomply assigned to receive an application of one of the chemicals A, B, C, or D. Low readings indicate low moisture penetration. Refer to the table below. Is there a significant difference among the four chemicals? Write Fobserved in terms of bolt samples. Use 6 decimal places in your final answer. Write zero before the decimal point if the answer is less than one. Bolt Samples 1 2 3 Chemical 10.1 12.2 11.9 A Chemical 11.4 12.9 12.7 В Chemical 9.9 12.3 11.4 Chemical 12.1 13.4 12.9
- To determine whether membership to extra curricular activities among freshmen students willaffect their average grades. Records were collected in five years. Use .05 and .01 level ofsignificance. Year Students with noextracurricular activity Students with extracurricular activity 1 2.2 2.0 2 1.9 2.0 3 2.5 2.3 4 2.3 2.1 5 2.4 2.4Q23. A social psychologist records the number of outbursts in a sample of different classrooms at a local school. Answer the questions based on the statement below. (Note: These are not the results from Q19) The number of outbursts among students at this local school (M = 3) was significantly less than that in the general population, t(39) = 4.19, p < .05, d = .25. 23a. What was the sample size?n = 23b. What was the decision?A. Retain H0B. Reject H0Decision = 23c. What was the effect size?A. 39B. 4.19C. .05D. .25 Effect size =What's the t= ? And the p-value?
- Statistics Question1.5 On a casual day it was found that 12% of the learners wore their favourite t-shirts. The remaining learners wore random t-shirts. If there are 87 learners at school. 1.5.1 Calculate the total number of learners who wore their favourite shirts? 1.5.2 How many learners did not wear their favourite T-shirts?R A veterinarian recorded how many kittens were born in each litter. This data is summarized in the L histogram below. (Note: The last class actually represents "7 or more kittens," not just 7 kittens.) 14 12 10- 8- 6- 4 1 2 3 4 7 8 # of kittens What is the frequency of litters having at most 3 kittens? ans = Fe Ro 1 FEB 18 P. W MacBook Air 20 000 esc F5 F6 F2 F3 F4 F1 & ! @ 1 2 4 5 Q W R %24 # 3 6 2. Frequency
- was collected for 180 randomly selected 10 minute intervals. For each ten-minute interval, the number of people entering the atrium of a large mall were recorded. The data is summarized in the table below. Number of Guests Frequency 60 - 69 17 70 - 79 42 80 - 89 90 - 99 38 100 - 109 55 What is the class width for this GFDT? Class width= 10 Question Help: Message instructor Submit Question It is the user's responsibility to inspect all PPE before use to ensure proper integrity. Do not perform work without PPE of acceptable quality All PPE must adhere to requirements detailed e W X withous chrys prt sc F10 F5 F7 9 ! Bi 4x F1 C F2 28 < F3 # C 0x F4 $ % F6 A 6 8 & 7 F8 F9 8 home 0 end F12Please answer with explanation. I will really upvote. ThanksSaved Help Save There are four radio stations in Midland, The stations have different formats (hard rock, classical, country and western, and easy listening), but each is concerned with the number of minutes of music played per hour. From a sample of 10 hours from each station, the following sample means were offered: X = 52.77 X = 50.56 a. Determine SST. (Round the final answer to 3 decimal places.) X; = 45.76 X = 48.58 ss total - 647.000 84 SST = b. Determine SSE. (Round the final answer to 3 decimal places.) SSE c. Complete an ANOVA table. (Round the Ss, MS, and Fvalues to 3 decimal places.) ANOVA Source of DF Variation Treat Error Total The following hypotheses are given. Ho: H1=42 - H3 - 4 H: The means are not all equal. d. State the decision rule for 0.05 significance level. (Round the final answer to 2 decimal places.) Reiect Ho if F>