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Question 5 0.4 pts What is the z-score representing the fifteenth percentile, P15. (Round to...
#7 and #8 0.4 pts Question 7 In a normal distribution with μ for samples of...
#7 and #8
0.4 pts Question 7 In a normal distribution with μ for samples of size 25. 14 and σ-2, find the mean of the distribution of sample means 0.4 pts Question 8 In a normal distribution with μ=12 and σ=0.75, find the standard deviation of the distribution of sample means for samples of size 64. (Round to the nearest ten-thousandth.)
Please explain in steps, Thank You!! 7. What z-score value separates the highest 10% of the...
Please explain in steps, Thank
You!!
7. What z-score value separates the highest 10% of the scores in a normal distribution from the lowest 90%? 8. Scores on the SAT form a normal distribution with a mean of μ-550 with σ 100. If the state college only accepts students who score in the top 65% on the SAT, what is the minimum score needed to be accepted? What does that z-score become if they change their criteria so that only...
4 pts Question 47 8, find the Z-score corresponding to each of the following X For...
4 pts Question 47 8, find the Z-score corresponding to each of the following X For a population with a h = 40 and o = values: a. X-42; b. X-52; c. X=36; d. X-32 HTML Editor A population of scores with a u = 43 and o = 8 is standardized to create a new population distribution with a fi = 50 and o = 10. What is the new X value for each of the following scores from...
5 of 7 (7 complete) HW Score: 87.5%, 788 of 9 pts 8.2.18-T Assigned Media Question...
5 of 7 (7 complete) HW Score: 87.5%, 788 of 9 pts 8.2.18-T Assigned Media Question Help According to a survey in a country, 38% of adults do not own a credit card. Suppose a simple random sample of 800 adults is obtained Complete parts (a) through (d) below PDF (b) What is the probability that in a random sample of 800 adults, more than 42% do not own a credit card? PDF The probability is 0094 (Round to four...
Question 7 6 pts . If a continuous randaom variable X has a bell curve (normal distribution with mean 5 and variance 25, using the z table I gave you, find P(X < 5) Note X is continuous, X<...
Question 7 6 pts . If a continuous randaom variable X has a bell curve (normal distribution with mean 5 and variance 25, using the z table I gave you, find P(X < 5) Note X is continuous, X<5 same as X < =5 ) If a discrete randaom variable X has a approximate bell curve (normal) . distribution with mean 5 and variance 25, using the z table I gave (Here X<5 is not the same as X you,...
om/courses/50514/assignments/980646?module_item_id=1608249 Hews M Gmail Week 9 Assignment Score: 12/13 6/7 answered . Question 3 1 Score...
om/courses/50514/assignments/980646?module_item_id=1608249 Hews M Gmail Week 9 Assignment Score: 12/13 6/7 answered . Question 3 1 Score on last try: 0,67 of 2 pts. See Details for more. > Next question Try a similar question You can retry this question below The length of time a particular smartphone's battery lasts follows an exponential distribution with a mean of sixteen months. A sample of 225 of these smartphones is taken. What is the parameter 1? a) What is the standard deviation? (Round...
Quiz : Week 7: MyStatLab Quiz This Question: 4 pts 13 of 15 (5 complete) Assume...
Quiz : Week 7: MyStatLab Quiz This Question: 4 pts 13 of 15 (5 complete) Assume the random, var able x is normaty distrbuted with mean μ=50and standard deviation σ#7. Find the nicated probabilty. P> 40) Round to four decimal places as needed.) 2 3 6 s lock
Question 49 5 pts A 1.00 L solution of 0.10 M NH3 and 0.4 M NH4Cl...
Question 49 5 pts A 1.00 L solution of 0.10 M NH3 and 0.4 M NH4Cl has 0.17 moles of KOH added. What is the pH of the resulting solution? K) (NH3) = 1.8 x 10-5. Report your answer to the nearest whole number Question 50 5 pts Ethanol has a heat of vaporization of 38560 J/mol and a normal boiling point of 352 K. What is the vapor pressure (in torr) of ethanol at 314 K? Report your answer...
11. Use the following table to answer the questions X Y 7 18 8 23 10...
11. Use the following table to answer the questions X Y 7 18 8 23 10 28 13 32 37 16 41 20 45 52 14 26 a. Make a scatterplot and determine the relationship between X and Y b. Find the linear regression equation Y' = (round a and b to the nearest hundredth ) c. Find r and r’ to the nearest hundredth d. Use the equation found in part b to determine X to the nearest whole...
6 of 7 (5 complete) HW Score: 71,43 % , 5 of 7 pts Score: 0...
6 of 7 (5 complete) HW Score: 71,43 % , 5 of 7 pts Score: 0 of 1 pt EP20-12 (similar to) Question Help GHJ Company has 22,000 common shares outstanding with no preferred shares in its capital structure. GHJ has outstanding in-the-money options that will result in 13,000 incremental shares. The current income statement indicates the following: (Click the icon to view the partial income statement for the current year.) Data Table What are basic and diluted earnings per...
#7 and #8
0.4 pts Question 7 In a normal distribution with μ for samples of size 25. 14 and σ-2, find the mean of the distribution of sample means 0.4 pts Question 8 In a normal distribution with μ=12 and σ=0.75, find the standard deviation of the distribution of sample means for samples of size 64. (Round to the nearest ten-thousandth.)
Please explain in steps, Thank
You!!
7. What z-score value separates the highest 10% of the scores in a normal distribution from the lowest 90%? 8. Scores on the SAT form a normal distribution with a mean of μ-550 with σ 100. If the state college only accepts students who score in the top 65% on the SAT, what is the minimum score needed to be accepted? What does that z-score become if they change their criteria so that only...
4 pts Question 47 8, find the Z-score corresponding to each of the following X For a population with a h = 40 and o = values: a. X-42; b. X-52; c. X=36; d. X-32 HTML Editor A population of scores with a u = 43 and o = 8 is standardized to create a new population distribution with a fi = 50 and o = 10. What is the new X value for each of the following scores from...
5 of 7 (7 complete) HW Score: 87.5%, 788 of 9 pts 8.2.18-T Assigned Media Question Help According to a survey in a country, 38% of adults do not own a credit card. Suppose a simple random sample of 800 adults is obtained Complete parts (a) through (d) below PDF (b) What is the probability that in a random sample of 800 adults, more than 42% do not own a credit card? PDF The probability is 0094 (Round to four...
Question 7 6 pts . If a continuous randaom variable X has a bell curve (normal distribution with mean 5 and variance 25, using the z table I gave you, find P(X < 5) Note X is continuous, X<5 same as X < =5 ) If a discrete randaom variable X has a approximate bell curve (normal) . distribution with mean 5 and variance 25, using the z table I gave (Here X<5 is not the same as X you,...
om/courses/50514/assignments/980646?module_item_id=1608249 Hews M Gmail Week 9 Assignment Score: 12/13 6/7 answered . Question 3 1 Score on last try: 0,67 of 2 pts. See Details for more. > Next question Try a similar question You can retry this question below The length of time a particular smartphone's battery lasts follows an exponential distribution with a mean of sixteen months. A sample of 225 of these smartphones is taken. What is the parameter 1? a) What is the standard deviation? (Round...
Quiz : Week 7: MyStatLab Quiz This Question: 4 pts 13 of 15 (5 complete) Assume the random, var able x is normaty distrbuted with mean μ=50and standard deviation σ#7. Find the nicated probabilty. P> 40) Round to four decimal places as needed.) 2 3 6 s lock
Question 49 5 pts A 1.00 L solution of 0.10 M NH3 and 0.4 M NH4Cl has 0.17 moles of KOH added. What is the pH of the resulting solution? K) (NH3) = 1.8 x 10-5. Report your answer to the nearest whole number Question 50 5 pts Ethanol has a heat of vaporization of 38560 J/mol and a normal boiling point of 352 K. What is the vapor pressure (in torr) of ethanol at 314 K? Report your answer...
11. Use the following table to answer the questions X Y 7 18 8 23 10 28 13 32 37 16 41 20 45 52 14 26 a. Make a scatterplot and determine the relationship between X and Y b. Find the linear regression equation Y' = (round a and b to the nearest hundredth ) c. Find r and r’ to the nearest hundredth d. Use the equation found in part b to determine X to the nearest whole...
6 of 7 (5 complete) HW Score: 71,43 % , 5 of 7 pts Score: 0 of 1 pt EP20-12 (similar to) Question Help GHJ Company has 22,000 common shares outstanding with no preferred shares in its capital structure. GHJ has outstanding in-the-money options that will result in 13,000 incremental shares. The current income statement indicates the following: (Click the icon to view the partial income statement for the current year.) Data Table What are basic and diluted earnings per...
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