Using the volume formula for a cylinder of πR2 • h, calculate the volume of each cylindrical slab and add the volumes together. Now double this value to find the total volume of the actual spherical fountain. Make sure to show all your slab calculations and final volume. Can anyone help me because I got around 1000? Mine has six slabs

Recall that the owner of a local health food store recently started a new ad campaign to attract more business and wants to know if average daily sales have increased. historically average daily sales were approximately $2,700. the upper bound of the 95% range of likely sample means for this one-sided test is approximately $2,843.44. if the owner took a random sample of forty-five days and found that daily average sales were now $2,984, what can she conclude at the 95% confidence level?