DA DATA SET ENCLUDES 108 BODY TEMPERATURES OF HEALTHY ADULT HUMANS HAVING A MEAN OF 98.3°F AND A STAN DARD DEVATIW OF O.69°F conSTRUCTA 99% CONFIDENCE INTERVAL ESTIMA TE OF THE MEAN BODY TEMPERATURE. WHAT IS THE CONFIDENCE INTERNAL ESTIMATE OF THE POPULATON MEAN id

Q: Researchers found that in certain counties in the country, females spend an average of 65 days in…

A: standard deviationσ=4n=36x¯=65

Q: A sample of 30 adults attending a country fair determined that the mean age was 39, given that the…

A: sample size(n)=30 Mean(x)=39 standard deviation(σ)=10 confidence level=99%

Q: The distance between to objects is experimentally measured by an ultrasonic sensor. The sensor takes…

A: From the given information, Mean=0.567 Standard deviation=0.00365 Number of  measurements=500…

Q: the manager of a radio station wants to estimate the mean age of listeners to a specific program…

A: Given information- Confidence interval = 0.98 Significance level (α) = 1- 0.98 = 0.02 Population…

Q: A data set includes 103 body temperatures of healthy adult humans having a mean of 98.5°F and a…

A: According to the given question A data set includes 103 body temperatures of healthy adult humans…

Q: Levels of insoluble ash (gm/kg) were measured in a sample of small (0.3 gm) aliquots of dried and…

A: Given information: The given confidence levels are: 95%, 90%, 85% The given confidence intervals…

Q: the standard deviation of the weights of elephants is known to be approximately 15 pounds. We wish…

A: Obtain the 95% confidence interval for the mean weight of newborn elephant calves. The 95%…

Q: Vhich distribution is used to construct an interval estimate of a population standard deviation?

A: Which distribution is used to construct an interval estimate of a population standard deviation?

Q: A laboratory tested 25 chicken eggs and found that the mean amount of cholesterol was 225 milligrams…

A: Confidence interval when population standard deviation is not known:The formula of confidence…

Q: A sample of 13 concerts showed their average noise levels were 82 decibels and their standard…

A: Solution: Let X be the noise level From the given information, x-bar=82 decibels, s=7 decibels and…

Q: Find the Confidence interval for the true Population Mean if a sample of 50 has a mean of 26.8 and a…

A:

Q: A random sample of 100 observations produced a mean x̅ =38.5 and a standard deviation of 3.2. find a…

A: Given information Sample size(n) = 100 Sample mean x̅ =38.5 Sample standard deviation = 3.2…

Q: The health of the bear population in Yellowstone National Part is monitored by periodic measurements…

A: Given that Sample size n = 54 Sample mean M = 182.9 And pioulation SD = 121.8 The critical value of…

Q: The average GRE scores of graduated students at a particular university has an unknown mean and…

A: Given,sample size(n)=1000sample mean(x¯)=500satandard deviation(s0=50degrees of…

Q: Assume researchers are trying to find out the mean concentration levels of a specific drug in a…

A:

Q: The age when smokers first start from previous studies is normally distributed with a mean of 13…

A: Given,sample size(n)=22sample mean(x¯)=13.8standard deviation(σ)=2.1α=1-0.90=0.1α2=0.05Z0.05=1.645…

Q: A data set includes 105 body temperatures of healthy adult humans having a mean of 98.7degreesF and…

A: Using EXCEL formula “=NORM.S.INV(1-(0.01/2))”, the critical value for 99% confidence level is 2.58.

Q: A sample of 20 body temperatures resulted in a mean of 98.3° and a standard deviation of .24°. Use…

A: From the provided information, Sample size (n) = 20 Mean (x̄) = 98.3 Standard deviation (s) = 0.24…

Q: A sample of 28 adults attending a country fair determined that the mean age was 33,given that the…

A:

Q: A data set includes 103 body temperatures of healthy adult humans having a mean of 98.9 degrees°F…

A:

Q: A random sample of 150 students has a grade point average with a mean of 2.86. Assume the population…

A: Given,      sample size n =150      Mean x-=2.86      standard deviation σ=0.78…

Q: Report a 95% confidence interval for the slope coefficient. What is the left limit of the interval?…

A: We have :- Quantity  Total Time 105 173 125 188 135 222 141 324 149 249 171 318 190…

Q: The results of a common standa population mean is 105 and the standard deviation is 30. A subject…

A: A z-score is a numerical measurement that describes a value's relationship to the mean of a group of…

Q: A nutritionist selected a random sample of n = 50 adult males. The average daily intake of dairy…

A: Here we need to construct a 99% confidence interval.

Q: A study of 40 men on probation showed that their average number of days remained stayed on probation…

A: (1)   The 95% confidence interval of the mean number of days men remained on probation is obtained…

Q: A random sample of 9 observations from a normally distributed population produced a mean x̅ =12.4…

A: Given information Sample size(n) = 9 Sample mean x̅ = 12.4 Sample standard deviation = 2.8…

Estimation

A new framework of data analysis where the new statistical methods are used for interpreting the results and analyzing the data is known as estimation in statistics.