Assume that a randomly selected subject is given a bone density test. Those test scores are normally distributed with a mean of 0 and a standard deviation of 1. Dr a graph and find the bone density test scores that can be used as cutoff values separating the lowest 13% and highest 13%, indicating levels that are too low or too- high, respectively. ... Sketch the region. Choose the correct graph below. O C. OD. OA. Q Q Q -Za Za -Za Za The bone density scores are (Use a comma to separate answers as needed. Round to two decimal places as needed.) Get more help Clear all Check answer

Q: Briefly discuss how ANCOVA is different from ANOVA.

A: ANOVA is an effective technique for carrying out researches in various disciplines like business,…

Q: How do the results compare to the percentage using the empirical rule?

A: Empirical rule: The empirical rule states that it was for a normal distribution data. It falls…

Q: What is formula for converting a Raw Score to z?

A: The standard normal distribution: A continuous random variable Z is said to follow standard normal…

Q: better way to understand Standard normal distribution

A: We have given that.    X~N( 0 ,  1 )    μ = 0    , ? = 1   Z-score =( x - μ )/?

Q: Explain the relationship between chi-square and normal distributions

A: Solution-: The relationship between chi-square and normal distribution

Q: What is the mean amount (in ml) of blood in the vias 9.79, 9.81, 9.91, 9.96, 9.98?

A: The objective of this question is to calculate the mean (average) amount of blood in the vials. The…

Q: Some studies have noticed a positive correlation between the number of procedures performed (volume)…

A: We have to answer of the given question, either true or false.

Q: Explain crude birth rate and give. its merits and demerits.

A:

Q: The height and arm span of a sample of 50 teenagers Identify the explanatory variable and the…

A: Here we have to identify the explanatory variable and response variable

Q: What is LSD (least significant difference) test?

A:

Q: What is the expected average height of 8 year old boys, using the regression equation?

A: From the given information, the obtained regression equation is y=27.84+2.573x.

Q: TRUE OR FALSE>Chi-square is one of the most commonly used forms of parametric statistics.

A: Parametric statistics assumes that the data points come from a fixed probability distribution.…

Q: Z= 123 - 105 / 15  Second Part is a fraction. This is statistics to find the normal curve, please…

A:

Q: Based on the attached ogive curve, determine approximately what percentage of the body weight is…

A: The percentage formula is, Percentage=Number of favourable observationsTotal number of…

Q: how to plot a graph for mean values vs probability of cell culture? how to plot a graph for density…

A: Graph for mean values vs probability of cell culture: Let us consider the example of the mean values…

Q: Formula for calculating for mid range in Statistics

A: Midrange in statisticsMidrange is measure of central tendency that represents the average of the…

Q: How to find Chi-squared and Quantitative estimate of the quality of the fit line

A: Hi, The  xi yi 1 1 2 7 3 17 4 16 5 22 6 33 7 61 8 70 9 90 Regression…

Q: What is formula for t RATIO FOR A SINGLE POPULATION CORRELATION COEFFICIENT?

A:

Q: How do you know when to use a z -test vs. t -test?

A: Z-tests are statistical calculations that can be used to compare the means of a sample's population.…

Q: sum of squared residuals?

A: Sum of square residual is also known as error sum of square. It is calculated by subtracting the…

Q: What is average rate of change and how do you find it

A: Answer

Q: normal normal distribution has a mean of u=100 and o=20.

A: Normal distribution, also known as the Gaussian distribution, is a probability distribution that is…

Q: Describe about the normal shape of the histogram.

A:

Q: Method of data collection from primary and secondary data in statistics?

A: Primary data : Primary data means original data that has been collected specially for the purpose in…

Q: Why is it important to understand z-score? Please explain your understanding of z-score.

A: A Z-score, otherwise called a standard score, is an action for how far an information point is above…

Q: Test Statistic p-value= =

A: The sample size for first population is 34, sample mean is 4.9 and sample standard deviation is 1.7.…

Q: Average length of red snappers in New York ocean waters is 1.2 ft with a sd=0.3 ft normally…

A: Given Information:Mean, μ=1.2 ftStandard Deviation, σ=0.3 ft

Q: Describe Normal and Chi-Square Distributions?

A: There are different types of distributions. The basic distribution with probability of success for…

Q: What would be the most likely level of measurement for capturing variation on distance that student…

A: Four types of measurement scales: Nominal: This type of scaling is used when a data takes categories…

Q: What would be the most likely level of measurement for capturing variation on the types of crime…

A: Levels of measurement: Nominal: It categorizes the objects without any natural ordering. Ordinal: It…

Q: What is the total area under a normal curve?  What are the values of the mean and the standard…

A: For standard normal distribution with mean=0 & standard deviation= 1, the total area under the…

Q: Define average parameter.

A: A parameter is a statistical measured which is based on the measurable characteristics of the…

Q: Suppose that the cumulative distribution function of the random variable X: x<-2 F(x)= {0.25x + 0.5…

A: Given : The cumulative distribution function of the random variable X is :  F(x) = 0,  x&lt;-2…