Determine the critical values for the confidence interval for the population standard deviation from the given values. Round your answers to three decimal places. n = 12 and c = 0.9.

The answer is ""

Step-by-step explanation:

Calculating the level of significance

Calculating the degrees of freedom:

Calculating the critical value:

Applying the Chi-Square table, the critical values for the two-tailed test with a degree of freedom  (11) for the significance level of :

answer

a,b, and d

explanation

a reflection angle is more than

but less than;

an angle that measures

is a reflex angle.(true)

an angle that measures less than

is acute.(true)

provided we are considering angles greater or equal to zero.

an acute angle lies in the range.

an obtuse angle is less than 180° but more than 90°

an angle that measures 300° is obtuse (false)

an angle that measures 65° is an acute angle.(true)

536

step-by-step explanation: