For X~normal with = 4,0 = 6 and a sample size of 36, P(X < 5) = Note: round your z score to two decimals places 00.4325. 00.8413. 00.1587. 0.5675. O none of the above. Submit Question
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- A normal distribution with a mean of 2mm and a standard deviation of 0.05mm a randomly generated number of 0.71 , need to calculate the standardised Z value, from my notes Z = (actual value - mean)/standard deviation. do i take the randomly generated number of 0.81 as the actual value ?Please give me correct solution and explain.The chi-square statistic for these data is x = 8.134. Which of the following intervals contains the P- value for this test? Color preference Pink Blue Yellow Green Total Female 48 24 18 30 120 Gender Male 55 34 18 116 Total 103 58 27 48 236 0.025 0.1
- The glucose readings are 95, 86, 84, 107, 101, 112,85,86. The sample mean is 94.8, it is a normal distribution wirh the standard devian is 12.5, and the mean glucose is 85. Do these data indicate that Ben has an overall average level higher than 85? Use a=0.05, what is the level of significance? Compute z value of the sample test statistic. Find p valueThis Is A REVIEW! Please help and show work on paperyou want to obtain a sample to esimate a population proportion. Based on previous evidence, you believe the population standard devition is approximately 65.5. You would like to be 99% confident that your estimate is within 1 of the true population mean. How large of a sample size is required? Do not round mid calculation. Use a critical value rounded to three decimal places.
- Find the percentage of the total area under the standard normal curve between the following z-scores. z=1.44 and z=2.83 Click here for page 1 of the Areas under the Normal Curve Table Click here for page 2 of the Areas under the Normal Curve Table The percentage of the total area between z=1 44 and z=2.83 is% (Round to two decimal places as needed.)A distribution of values is normal with a mean of 41.2 and a standard deviation of 24.2. Find P38, which is the score separating the bottom 38% from the top 62%. P38 = Enter your answer as a number accurate to 1 decimal place. Answers obtained using exact z-scores or z-scores rounded to 3 decimal places are accepted. Submit Question abc esc F1 F2 F3 F4 F5 F6 %23 3. Q W R 45400 A simple random sample of six values had mean x = 13.00 and standard deviation s = 7.155, Calculate the standard error of %3D the sample mean, s7. Give your answer to three decimal places. 2.92 ='s Incorrect MacBook Pro & K B.
