t test, Basic Statistics

Assignment Help:
Ten students are given coaching for environmental statistics. The score obtained in tests
1 and 5 are given below:
Sl No of student 1 2 3 4 5 6 7 8 9 10
Marks in 1st test 50 52 53 60 65 67 48 69 72 80
Marks in 5th test 65 55 65 65 60 67 49 82 74 86
Does the score from test 1 to test 5 shown an improvement? Test at 5% level of
significance.

Related Discussions:- t test

What do you mean by purchase return, What do you mean by Purchase Return? G...

What do you mean by Purchase Return? Give an example. Ans.  Sometime the goods an organization orders are not up to the mark and they are not supposed to keep or accept so th

Internal rates of return , A consumer product firm finds that its brand of ...

A consumer product firm finds that its brand of laundry detergent is losing market share, so it decides that it needs to "freshen" the product. One strategy is to maintain the curr

Differences between ifrs and gaap, While the differences between IFRS and G...

While the differences between IFRS and GAAP are reducing, there still are significant differences between the two. While the IFRS has been developed by the IASB (International A

When are expenses credited, When are expenses credited? While common jo...

When are expenses credited? While common journal cost records are typically debited and have debit account balances, there are times when the cost records are acknowledged.

Cost behaviour, variable cost per unit remain constent why

variable cost per unit remain constent why

Mean, It is a numerical average, as equal to the sum of terms in a given se...

It is a numerical average, as equal to the sum of terms in a given series divided by the number of terms in that series is the mean which is also called the expected value.

Calculate the mean absolute percentage error, Littlefield Laboratories is a...

Littlefield Laboratories is a state-of-the-art highly automated blood samples testing lab. The demand of blood sample testing for the previous 20 days (day 1 to day 20) are given i

How many trucks get washed between smokes, A. Northbound trucks leaving Hel...

A. Northbound trucks leaving Helmand Province with USMC communications equipment must go through a washing process before getting underway, so as to prevent Tajikistan from gett

Bad debt reserve, Explain definition of bad debt reserve and provision in t...

Explain definition of bad debt reserve and provision in terms of accounts receivable likely to be uncollected. Bad debt reserve provision Bad debt reserve provision is a amount

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