User Account

All Pages

Do one of the following as appropriate a find the critical

Assignment Help Basic Statistics
Reference no: EM13626142

Do one of the following as appropriate (a) find the critical value Za/2 (b) find the critical value ta/2 (c) state that neither the normal nor the t distribution applies

Confidence level 99% n=23 \sigma is known; population appears to be very skewed

a) za/2=2.575

b) za/2=2.33

c) ta/2=2.819

d) neither normal nor t distribution applies

Reference no: EM13626142

Questions Cloud

Consider the estimator xn1 for is this estimator unbiased : suppose that n items are sampled from a manufacturing process and the number of de- fective items found among these is
Assuming that both population s are normally distributed : assuming that both population s are normally distributed construct a 95 confidence interval about micro1 - micro2 .
Assuming that both population s are normally distributed : assuming that both population s are normally distributed construct a 95 confidence interval about micro1 - micro2 .
The 95 confidence interval to judge whether the two : the manufacturer of hardness testing equipment uses steel-ball indenters to penetrate metal that is being tested.
Do one of the following as appropriate a find the critical : do one of the following as appropriate a find the critical value za2 b find the critical value ta2 c state that neither
A box contains eight 8 light bulbs of which three 3 are : a box contains eight 8 light bulbs of which three 3 are defective. a bulb is selected from the box and tested. if it is
Eighteen percent 018 of the students in a management class : eighteen percent 0.18 of the students in a management class are graduate students. a random sample of 6 students is
A new operating system is installed at every workstation at : a new operating system is installed at every workstation at a large company. the claim of the operating system
Suppose the value of youngs modulus gpa was determined for : suppose the value of youngs modulus gpa was determined for cast plates consisting of certain intermetallic substrates

Reviews

Write a Review

Basic Statistics Questions & Answers

  Relationship between job satisfaction and level of stress

What type of statistical test best assesses the relationship between job satisfaction and level of stress and what test would be appropriate to determine whether the difference between men and women is real or due to chance variation?

  Find probability that in sample of pieces none are defective

Quality control engineer has been checking output by almost continuous sampling as abnormal condition began. Determine the probability that in sample of 10 pieces.

  Question 1 over 90 of the nations school districts

question 1 over 90 of the nations school districts according to a recent research published in the journal of education

  Calculate the correlation coefficient coefficient of

a data set with 7 observations yielded the following. use the simple linear regression model.greek letter capital sigma

  Find probability that camper has canadian license plates

The probability that it is a camper with Canadian license plates is 0.09. What is the probability that a camper entering the Luray Caverns has Canadian license plates?

  Find probability that children are enrolled in school

Of all 3 to 5 year old children, 56% are enrolled in school. A sample of 500 children age 3 to 5 year old is ramndom selected. Find the probability that at least 250 children are enrolled in school.

  Which of the following statements are true if the value of

which of the following statements are true if the value of the test statistic for a two-tailed z test is z -1.56?a.

  Proportion of accidents that involved use of a cell phone

A survey of 600 non-fatal accidents showed that 111 involved the use of a cell phone. Find a point estimate for p, the population proportion of accidents that involved the use of a cell phone.

  The thickness of wafers in semiconductor manufacturing has

the thickness of wafers in semiconductor manufacturing has a mean of 10 micrometers and standard deviation of 0.8

  Assume that a procedure yields a binomial distribution with

assume that a procedure yields a binomial distribution with a trial repeated ntimes. use a binomial probabilities table

  Create confidence interval for mean money spend on food

The sampled results show that sample mean and standard deviation were $52.00 and $17.50, respectively. Use this information to create a 95% confidence interval for the mean.

  Study of cardiovascular risk factors

A recent study of cardiovascular risk factors reports that 30% of adults meet the criteria of hypertension. if 15 adults are assessed, what is the probabiliy that?

Free Assignment Quote

Assured A++ Grade

Get guaranteed satisfaction & time on delivery in every assignment order you paid with us! We ensure premium quality solution document along with free turntin report!

Submit Assignment

Academics

Major Subjects

Majors

Get In Touch

whatsapp: +1-415-670-9521

Phone: +1-415-670-9521

Email: [email protected]

TERMS & POLICIES

HELP & SUPPORT

All rights reserved! Copyrights ©2019-2020 ExpertsMind IT Educational Pvt Ltd