Explain clearly step by step solution

3. Vhembe health Authority has a policy whereby any patient admitted to a hospital with a suspected coronary heart attack is automatically placed in the Intensive care unit. The table below gives the number of hours spent in intensive care by such patients at five hospitals in the area Hospitals Elima Ishilidzini Donald Fraser Malamulele Siloam 30 65 67 70 25 57 46 58 63 12 $7 $5 80 23 30 27 16 At 1% level of significance, test if there is a difference between hospitals