某商店经销某种商品，每周进货数量X与顾客对该种商品的需求量Y之间是相互独立的，且都服从[10，20]上的均匀分布，商店每出售一单位商品可获利1000元；若需求量超过了进货量，商店可从其他商店调剂供应，这时每单位商品获利500元，计算此商店经销该种商品每周所得利润的期望值．
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Once you've got your PAC Code, your next task is to contact the provider you're joining and supply them with the code. And they can start the switch. Make sure you use your PAC Code within 30 days. After that point, it runs out and you'll need to text or call your network and...
You can get your O2 PUK code from the O2 official website most of the time. However, there’s a slight chance that it doesn’t work. So what to do in this case? Just contact theO2 help centerand tell them about your problem. After confirming your identity, they will give you the ...
Step 3. To complete the process, go to the menu and click “Unlock your smartphone,” then continue the on-screen steps. Instead, you may contact O2 customer service via their Live Chat option or via phone. Step 4. Once prompted, you must input theIMEI numberof your smartphone. You may...
O2 pay as you go customers can also unlock their phone at any time, for no charge. How long does it take to unlock a phone? If you bought an O2 pay monthly or pay as you go phone before June 2018, you're looking at a wait of up to 72 hours to get your handset unlocked by...
6. Contact O2 support When nothing else works, the last option is tocontact O2 support. They have a virtual chat assistant to assist with queries. The support team helps in cases where a technician’s visit is to be arranged or the SIM card needs replacement, amongst other issues. ...
Contact Customer Service:If you can't find the information you need, there should be a "Contact Us" option. Click on it to proceed. Through Chat Engaging in a live chat is a quick way to resolve your concerns. Here's how you can do it: ...
Disney Plus free with O2 If you're a new O2 customer or simply upgrading your contract, you can bag up to six months' worth of free Disney+ access as an Extra on your phone plan. If you're already subscribed to Disney+ and are an O2 customer, you can still take advantage of the...
What Can I Do While My Cellular Data Doesn’t Work? How Do I Fix Cell Carrier Problems? 1. Check Your Cell Coverage 2. Check Your Data Allowance 3. Make Sure Your Device Is Unlocked 4. Contact Your Carrier iPhone 14 Doesn’t Connect to Cellular Network 1. Make Sure That Cellular Data...