The data below shows the times in minutes taken by 160 tourists to climb Mt. Kenya from the same point. If the mean time was 65.5 minutes, calculate the values of ℎ and ?.

Q: Write a point estimator and an interval estimator for the mean.

A: We need to write a point estimator and an interval estimator for the mean.

Q: the mean = 146, and s =  35 Question #3 A percentage of female students with scores between 41 and…

A: From the provided information, Mean (x̅) = 146 Standard deviation (s) = 35

Q: From these  scores, find the interquartile range.  6, 1, 10, 3, 7

A: Given data is: 6, 1, 10, 3, 7 IQR = Q3 - Q1

Q: Calculate the median of the data shown, to two decimal places

A: Median is the value which divides tye whole data in two equal halves.

Q: The graph below shows five black bars. Adjust the light bar so that it has the mean height of the…

A: From the given diagram, the y axis (frequency) ranges from 0 to 15. The frequency of the first bar…

Q: The mean and SD calculated from 20 items are 15 and 10 respectively. If an additional observation 36…

A:

Q: The mean of the following data is 70. Find x:  47,56,x,79,86

A:

Q: The national mean annual salary for a school administrator is $90,000 a year. A school official took…

A:

Q: A score of 41 is how many z-scores below the mean?

A: Given information: μ=146σ=35X=41

Q: In an Oreo factory, the mean mass of a cookie is given as 40g. For quality control, the σ is 2 g.…

A: Given

Q: а. Construct an FDT for the data using five class intervals b. What the table tells you, what can…

A:

Q: Please, find the Harmonic Mean of the given data. ASAP Monthly rent less than (Rs.) 10 20…

A: Given Monthly rent less than (Rs.) 10 20 30 40 50 60 70 80   Number of…

Q: A professor administered an exam to twenty-five students. Their test scores are below.   100 70 66…

A: First enter the given data in Excel sheet.  And we can use average () command to Calculate mean. To…

Q: The table displays the scores of students on a recent exam. Find the mean of the scores to the…

A:

Q: Which of the following descriptions refers to ‘Median’?

A: Median is the middle value which divide the data into two equal parts.

Q: Given the data set, find the mean, median mde and range. Round your answer to two decimal places…

A: Step-by-step procedure to obtain descriptive statistics using Excel is given below: In Excel sheet,…

Q: Determine the: a. Range b. Mean c. Median

A: As per our guidelines, we are allowed to answer first three sub-parts. Thanks   a) The data in…

Q: For question #4, write your answer exactly as it appears. 4) It has been known that 18% of victims…

A:

Q: On a certain exam, Tony corrected 10 papers and found the mean for his group to be 75. Alice…

A: Given: Tony corrected 10 papers and mean for his group is 75 and Alice corrected the remaining 20…

Q: Use your favorite search engine to find 10 daytime high temperatures from where you live. After…

A:

Q: Given the mean of a certain data set as 155, what will be its new mean if all the data points were…

A: Remark: We know that, The mean (average) of a data set is found by adding all numbers in the data…

Q: ccording to this data, what is the "normal range" for creatinine levels? That is, in what range will…

A:

Q: Calculate mean froim following data keeping in view the

A: Mean = Mean is a sum of observations divided by number of observations. Mean = Σ(fi * Xi)/Σfi

Q: erage, taller today than they were 200 years ago. Today, the mean height of

A: The given data: Height (in inches) Percent of boys Under 50 0.2 50-54 7.0 55-59 46.0…

Q: A laptop manufacturer claims that the mean life of the battery for a certain model of laptop is more…

A: Claim: the mean life of the battery for a certain model of laptop is more than 5 hours.

Q: Q3 (d): Is the empirical relation among Mean, Median and Mode can * ?be applied for this data

A: It is given that the data follows asymmetrical skewed distribution.

Q: A market researcher at a major clothing company that has traditionally relied on catalog​ mail-order…

A: Introduction :-  We have to explain in this context what the 7% represents in the given context.

Q: The table below lists the populations, in thousands, of several rural western countries. What is…

A: Mean is the average value of the observations.

Q: The following data were collected for the distance traveled versus time rocket. Time, s 25 5. 75 100…

A:

Q: Find the mean of a student's test scores if e earned 93, 91, 85, 90, and 91 points on five ests. 89…

A:

Q: The histogram shows the distribution of hurricanes that have hit a country from 1851 through 2015,…

A:

Q: The data set below provides the monthly rent (in dollars) paid by 7 tenants.…

A: The monthly rent (in dollars) paid by 7 tenants are, 990, 879, 940, 1010, 950, 920 and 1430. The…

Q: Find the mean of the following data. 19, 22, 20, 16, 25, 23, 17, 18 O None of these O 28 O 22 O 20

A:

Q: For the following data : × (starting hourly wage) = [5, 7, 8,12, 13] and S...erI

A: From the information, X Y X^2 Y^2 XY 5 2 25 4 10 7 3 49 9 21 8 4 64 16 32 12 5 144 25 60…

Q: The table displays the scores of students on a recent exam. Find the mean of the scores to the…

A:

Q: The following histogram represents final exam grades for a math class. Number of Students 40 60 70…

A: Histogram :  A histogram is a plot that lets you discover, and show, the underlying frequency…

Q: The following data show the weights (in pounds) of 20 students in a class. Find the median.

A:

Q: Based on the following data set: 150, 180,210,220,250,325 What would be the change to the mean,…

A: Use EXCEL Procedure to obtain the values of mean, median and mode for the original data set.…

Q: The scores on the Wechsler Adult Intelligence Scale are approximately Normal, with ?=100 and ?=15 .…

A: From the provided information, The scores on the Wechsler Adult Intelligence Scale are approximately…

Q: This tells us how much the observation spread out from the mean.

A:

Q: The mean # of hours worked

A: To find the mean number of hours worked by college students outside the home: Mean is a measure of…

Q: Please, find the Arthematic Mean of the given data. ASAP Monthly rent less than (Rs.) 10 20…

A: Given Monthly rent less than (Rs.)(X) 10 20 30 40 50 60 70 80   Number…

Q: To two decimal places, what is the mean of these scores: 10, 15, 17, 17, 2 O 14.50

A: It is an important part of statistics. It is widely used.

Q: Find Geometric mean from the following distribution : х%3D4, 5, 6, 7, 8, 9. f= 2, 3, 4, 3, 2, 1.

A:

Q: The​ account's mean daily balance for April is approximately $___

A: Answer: Given, For the month of​ April, a checking account has a balance of ​$563 for 25 days, $2498…

Q: Q2. The 30% trimmed mean of the following data (120, 150, 170, 177, 178, 181, 198, 250, 450, 955)…

A: Trimmed Mean : Trimmed mean is the value calculated by omitting the specified % of largest values…

Q: What is the formula of a mean

A: we have to writte the fomula of a mean

Q: Use the data to find the value that corresponds to the 40th {2,7,8,1,5,12,9,20,20,9,30,35}…

A:

Q: One common system for computing a grade point average​ (GPA) assigns 4 points to an​ A, 3 points to…

A: Given Data and calculation for GPA is shown below