normal distribution, Basic Statistics

Assignment Help:
In a mathematics examination the average grade was 82 and the standard deviation was 5. all students with grade from 88 to 94 received grade of B. if the grade are approximately normally distributed and 8 students received a B grade , how many students took the examination?

Related Discussions:- normal distribution

Explain the term “trial balance” and its needs, Explain the term “Trial Bal...

Explain the term “Trial Balance” and its needs for an organization. Ans. A Trial Balance is a statement of summarization of the all the involved ledgers accounts at the end of th

Define Betterment, Define Betterment An inclusion created to, or modify cr...

Define Betterment An inclusion created to, or modify created in, an investment resource, other than servicing, that is estimated to improve its predicted useful life or to improve

Case study, A survey was conducted among the residents of Pune City, its su...

A survey was conducted among the residents of Pune City, its suburbs and the PuneCantonment area. The following three pie diagrams show their respective preferences for living in C

Estimate the variables-statistically significant, The dataset also contains...

The dataset also contains a variable y , which is the dependent variable of interest, as well as x1 , x2 , x3 , x4 , x5 , and x6 , all explanatory variables that are potentially

Type of correlation, Which type of correlation would be appropriate to calc...

Which type of correlation would be appropriate to calculate for the each of the following sets of data? A.   Correlating gender and year in college (freshman, sophomore, junior,

Define mean, Explain what central tendency and variability are. In your ans...

Explain what central tendency and variability are. In your answer define what the mean, median, mode, variance, and standard deviation are. What is the difference between the descr

Buildings solutions, Buildings solutions Permanent arrangements owned or ...

Buildings solutions Permanent arrangements owned or held by the state. The cost of buildings includes both acquisition costs (historical cost, ancillary costs, and, for proprieta

Standard deviation, define standard deviation. their purpose,uses,advantage...

define standard deviation. their purpose,uses,advantages nd disadvantages,examples ,formula for grouped and ungrouped.

Define the research problem, Choose one of the following four problems depe...

Choose one of the following four problems depending on your area and interest. a. What explains why a particular political candidate wins and his/her opponent loses a tightly co

Write Your Message!

Captcha
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!

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