Finding the range and median

Assignment Help Basic Statistics

Reference no: EM1322876

Q1) point averages(GPA) for 12 randomly chosen college students are shown on right. Suppose population is normally distributed.

2.4	3.5	2.9
1.9	0.8	4.0
2.3	1.5	3.7
0.2	2.2	3.2

i) Determine the sample mean.

ii) Determine the sample standard deviation

ii) Create a 95% confidence interval for population mean µ.

95% confidence interval for population mean is

Q2) Using data table given below, find out the range and median?

$110	$200	$190	$175
$120	$120	$190	$100
$180	$100	$170	$145
$95	$185	$100	$210
$135	$195	$240	$120

a) $95 to $210

b) $145

c) $95

d) $115

Reference no: EM1322876

Questions Cloud

Possession of his entire inventory : Edward owned a retail sporting goods shop. A new ski resort was being constructed in his area, and to take advantage of the potential business, Edward decided to expand his operations.

Finding probability mean energy consumption : Find the probability that their mean energy consumption level for September is greater than 1075 kWh.

Exclusive carrier on a local air route : As the exclusive carrier on a local air route, a regional airline must conclude the number of flights it will provide every week also the fare it will charge.

Organization in an uncertain environment requires more : Converse why an organization in an uncertain environment requires more horizontal relationships than one in a certain environment

Finding the range and median : Using data table given below, find out the range and median?

Case study of copper king company : The Copper King Inn, Inc. had money problems. It borrowed $62,500 from two of its officers, Noonan and Patterson, but that did not suffice to keep the inn going.

Probability distribution finite the mean-standard deviation : From the given probability distribution finite the mean and standard deviation.

Security devices for protection against different attack : Describe two or more attacks for which the routers (layer 3 devices) are vulnerable. Explain how these attacks are detected and prevented by the security devices.

Equilibrium price also quantity of guitar strings : Illustrate what will occur to the equilibrium price also quantity of guitar strings

User Account

All Pages