Answer:
See explaination
Explanation:
#include<stdio.h>
#include<conio.h>
int main()
{
int days,start,i;
printf("Enter number of days in month: ");
scanf("%d",&days);
printf("Enter starting day of the week (1=Sun, 7=Sat):");
scanf("%d",&start);
printf("\nSun Mon Tue Wed Thu Fri Sat\n");
for(i=0;i<start-1;i++)
printf(" ");
for(i=1;i<=days;i++)
{ if (i<=9)
printf(" ");
printf("%d",i);
if ((start-1+i)%7==0&&i!=days)
printf("\n");
else
printf(" ");
}
printf("\n");
getch();
}
Answer:
874 psi
Explanation:
Given a sample mean (x') = 900,
and a standard error (SE) = 10
At 99% confidence, Z(critical) = 2.58
That gives 99% confidence interval as,
x' ± Z(critical) x SE = 900 ± 2.58 x 10
The value of the lower limit is,
900 - 25.8 = 874.2
≈ 874 psi